1481818156 has 48 divisors (see below), whose sum is σ = 3194894080. Its totient is φ = 585610560.

The previous prime is 1481818147. The next prime is 1481818157. The reversal of 1481818156 is 6518181841.

It is not an unprimeable number, because it can be changed into a prime (1481818157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555955 + ... + 558613.

Almost surely, 2^1481818156 is an apocalyptic number.

It is an amenable number.

1481818156 is an abundant number, since it is smaller than the sum of its proper divisors (1713075924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1481818156 is a wasteful number, since it uses less digits than its factorization.

1481818156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4214 (or 4212 counting only the distinct ones).

The product of its digits is 61440, while the sum is 43.

The square root of 1481818156 is about 38494.3912278140. The cubic root of 1481818156 is about 1140.0703137096.

Adding to 1481818156 its reverse (6518181841), we get a palindrome (7999999997).

The spelling of 1481818156 in words is "one billion, four hundred eighty-one million, eight hundred eighteen thousand, one hundred fifty-six".